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2009 Confidence Interval Detail
049/Cooke
049-907/Lindsay ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 13,493,065 1.0277 13,129,381 11 144 .016058466
A 17,000,887 1.0005 16,992,391 7 115 .002444381
A 19,924,977 0.9663 20,619,867 8 100 .007715411
A 21,531,807 0.9642 22,331,266 12 72 .011402172
D3 24,895,950 1.0288 24,199,018 15 880 .033736953
F1 2,738,522 0.8826 3,102,789 6 29 .085917174
F1 3,788,570 0.7612 4,977,102 5 17 .040309200
F1 3,408,445 0.8961 3,803,644 5 8 .001027678
F1 3,240,248 0.8338 3,886,121 3 4 .019281323
L1 3,198,355 1.1601 2,756,965 6 35 .023899917
L1 3,783,425 1.0425 3,629,185 4 9 .000476647
Random Totals: 117,004,251   119,427,729 82 1,413  
Catg D1 Exception Values: 2,594,296   2,639,096      
Catg L1 Exception Values: 9,041,438   9,245,421      
Total Test Values (4): 128,639,985   131,312,246      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,565,612

Confidence Interval Values (5)

State Lower Limit: 124,746,634 (State Test Value minus Margin of Error Percent)
Local Test Value: 128,639,985 (Within Confidence Interval)
State Upper Limit: 137,877,858 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 196,694,325 (See ISD Summary Worksheet)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories

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